Since 1965, Pioneer Transformers has designed and manufactured liquid-filled transformers tailored to demanding utility, industrial, commercial, and renewable-energy applications. The company’s specialty is customization, producing units up to 25 MVA at 69 kV while supporting both new installations and retrofit work. Pioneer is part of ERMCO and operates with more than 130 employees; its quality system is registered to ISO 9001:2015.
ISO 9001:2015
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CSA Standards Compliance
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ANSI/IEEE Standards Compliance
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Niagara Power TransformerFounded in 1924 as Erie Electric Corp., Buffalo-based Niagara Power Transformer manufactures liquid-filled power and special-application transformers for demanding conditions. The company has produced more than 75,000 transformers, serves customers in over 80 countries, and has expanded its production and engineering facilities with major investments in testing and winding capabilities. Now part of the Quanta Services family, Niagara marks its second century with ISO 9001:2015 certification and a focus on engineered-to-order power solutions.BUFFALO, NY
R.E. Uptegraff Manufacturing CompanySince 1925, Scottdale’s privately owned R.E. Uptegraff Manufacturing Company has built conventional and specially engineered transformers for industrial and utility customers, from 10 to 15,000 kVA. The company remains a custom engineered-to-order shop, pairing its 42-employee operation and 70,000-square-foot Pennsylvania facility with repair and refurbishment work on transformers of any make. Its history includes pioneering aluminum-wound transformers in 1966 and three generations of Uptegraff family ownership before the business became privately owned under different structure in 2014.SCOTTDALE, PA
Norlake Manufacturing CompanyFor more than 50 years, Norlake Manufacturing Company has designed and built custom transformers and magnetics in Northern Ohio, growing from four employees to more than 100 across four Lorain County facilities. Its engineering team brings over a century of combined transformer-design experience to prototypes, production runs, and specialized medium-voltage work, including the patented Eagle 18-pulse autotransformer. Norlake has been privately owned under its current ownership for over 40 years and is ISO 9001:2015 certified.NORTH RIDGEVILLE, OH
AcutranSince 1983, Acutran has designed and manufactured custom dry-type transformers and related magnetics in Fombell, Pennsylvania, serving demanding power applications from mining and marine equipment to renewable energy. Its 30,000-square-foot facility supports more than 7,000 approved designs, while its repair team also refurbishes dry-type transformers from any manufacturer. Acutran is ISO 9001:2015 certified and a certified Veteran Owned Business.BRIDGEVILLE, PA